At nine mana, Rise of the Dark Realms isnt exactly a card well-suited for Standard play
Built for draftingjust add lands and play right away
Preventing opponents from gaining life for the rest of the game can simply shut down certain strategies in the format, so Stigma LasherStigma Lasher is an interesting "hate bear" option in aggressive and/or burn-heavy mono-red decks like Zo-Zu the PunisherZo-Zu the Punisher, Subira, Tulzidi CaravannerSubira, Tulzidi Caravanner, and Ashling the PilgrimAshling the Pilgrim
Its very likely that youll see Lorcana moving further up this list in the years to come
If you're playing a lot of small creatures, or maybe a commander like Adeline, Resplendent Cathar , then you'll find a lot of opportunities to draw cards - you might even be able to draw cards on opponents' turns with a bit of creativity
They will also cost three extra cards and have increased Shinedust cost